👐 Edit Mapping Rules | Relational Migrator Lab

📄️ 👐 Clean up book attributes

We want to clean up the bookAttributes array in our MongoDB schema. We want an array of objects containing attributes, modelled as key value pairs. something like:

We want to modify the MongoDB schema so that each book's genres are represented as an array of strings. We'll have data duplication, as genres will get copied on each book. This is a good strategy if the duplicated data does not change often.

📄️ 👐 Add authors details to the books collection

👐 Add author name to the books collection

📄️ 👐 Add last three reviews to each book (from reviews table)

We want to modify the MongoDB schema so that each book contains an array of its latest three reviews.

📄️ 👐 Edit author's aliases array

We want to modify the MongoDB schema so that each author's aliases are represented as an array of strings.